FENWICK IS OBSERVATION TWR 3

NGS PID:
HU1403
Coordinates:
N 38.50585° W 75.053866°
Location:
Elevation:
Unknown
Type:
Landmark/Intersection Station
Setting:
Concrete Tower
Year Established:
1962
Established By:
NGS
Status:
Recovered
Condition:
Good as of August 31, 2003

The observation tower was found as described. Likely of interest to many benchmark hunters: from these towers, soldiers used the method of triangulation to determine the position of approaching vessels. For a detailed and extremely clear explanation of the process, see the following: (link removed because the page has disappeared and no suitable replacement can be found, 3/2011).

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